Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5366542 | Polishing composition | Taizo Okajima, Kouichi Ootani, Hitoshi Morinaga | 1994-11-22 |
| 5363013 | Phosphor and cathode-ray tube using the same | Hidetsugu Matsukiyo, Teruki Suzuki, Hajime Yamamoto, Yasuhiko Uehara, Yasukazu Morita +5 more | 1994-11-08 |